About Us

EES Group, Inc., was founded by Stephen E. Petty, P.E., C.I.H., C.S.P. in 1996. Mr. Petty recognized the need for an engineering, expert witness, and environmental consulting firm that could provide services for complex and technical environments and present them in lay terms. We have achieved the highest credentials, including Certified Industrial Hygienist (CIH), Certified Safety Professional (CSP), and Professional Engineer (PE). The combination of our education, training, and experience makes EES uniquely qualified to respond to your litigation, forensic engineering, health and safety, and environmental needs. Our staff have the ability to provide testimony for both defense and plaintiff counsel.